622601637725 has 24 divisors (see below), whose sum is σ = 785454206880. Its totient is φ = 489434040000.

The previous prime is 622601637709. The next prime is 622601637727. The reversal of 622601637725 is 527736106226.

It is not a de Polignac number, because 622601637725 - 2⁴ = 622601637709 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 622601637725.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (622601637727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1353650 + ... + 1754300.

It is an arithmetic number, because the mean of its divisors is an integer number (32727258620).

Almost surely, 2^622601637725 is an apocalyptic number.

It is an amenable number.

622601637725 is a deficient number, since it is larger than the sum of its proper divisors (162852569155).

622601637725 is a wasteful number, since it uses less digits than its factorization.

622601637725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401741 (or 401736 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 47.

The spelling of 622601637725 in words is "six hundred twenty-two billion, six hundred one million, six hundred thirty-seven thousand, seven hundred twenty-five".